linux-kernel - Re: [PATCH 187/190] Revert "ALSA: control: fix a redundant-copy issue"

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Message-ID: <YIgYPJppESvcLbLY@kroah.com>
Date:   Tue, 27 Apr 2021 15:57:16 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Takashi Iwai <tiwai@...e.de>
Cc:     linux-kernel@...r.kernel.org, Wenwen Wang <wang6495@....edu>,
        stable@...r.kernel.org
Subject: Re: [PATCH 187/190] Revert "ALSA: control: fix a redundant-copy
 issue"

On Wed, Apr 21, 2021 at 06:30:07PM +0200, Takashi Iwai wrote:
> On Wed, 21 Apr 2021 15:01:02 +0200,
> Greg Kroah-Hartman wrote:
> > 
> > This reverts commit 3f12888dfae2a48741c4caa9214885b3aaf350f9.
> > 
> > Commits from @umn.edu addresses have been found to be submitted in "bad
> > faith" to try to test the kernel community's ability to review "known
> > malicious" changes.  The result of these submissions can be found in a
> > paper published at the 42nd IEEE Symposium on Security and Privacy
> > entitled, "Open Source Insecurity: Stealthily Introducing
> > Vulnerabilities via Hypocrite Commits" written by Qiushi Wu (University
> > of Minnesota) and Kangjie Lu (University of Minnesota).
> > 
> > Because of this, all submissions from this group must be reverted from
> > the kernel tree and will need to be re-reviewed again to determine if
> > they actually are a valid fix.  Until that work is complete, remove this
> > change to ensure that no problems are being introduced into the
> > codebase.
> > 
> > Cc: Wenwen Wang <wang6495@....edu>
> > Cc: <stable@...r.kernel.org>
> > Cc: Takashi Iwai <tiwai@...e.de>
> > Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> 
> This one is, unlike other patches I've been involved with, about the
> ALSA core code, and this change is likely worth to keep.
> 
> The code change is correct, and even though it's really a minor issue,
> an optimization is right.

Thanks for the review, now dropped.

greg k-h